• Title/Summary/Keyword: Russell-Silver syndrome

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Chronic Renal Failure in Russell-Silver Syndrome (Russell-Silver 증후군에서의 만성 신부전)

  • Ahn, Yo-Han;Lee, Se-Eun;Kang, Hee-Gyung;Ha, Il-Soo;Cheong, Hae-Il;Choi, Yong
    • Childhood Kidney Diseases
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    • v.13 no.2
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    • pp.256-260
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    • 2009
  • The Russell-Silver syndrome (RSS) is a disease characterized by intrauterine growth retardation with preserved head circumference, facial dysmorphism and short stature. Reported renal and urinary manifestations of RSS include horseshoe kidney, renal tubular acidosis, hydronephrosis, ureteropelvic obstruction and vesicoureteral reflux. Here we report a case of end-stage renal disease associated with RSS, which, to the best of our knowledge, has not been reported yet.

Prosthetic management of a growing patient with Russell-Silver syndrome: a clinical report

  • Kim, Kanghyun;Noh, Kwantae;Paek, Janghyun;Kwon, Kung-Rock;Pae, Ahran
    • The Journal of Advanced Prosthodontics
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    • v.7 no.5
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    • pp.406-410
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    • 2015
  • Russell-Silver syndrome (RSS) is a congenital disease characterized by short stature due to growth hormone deficiency, physical asymmetry, inverted triangular face, micrognathia, prominent forehead, and hypodontia. This case report presents a prosthetic management of a 6-year-old patient with Russell-Silver syndrome treated with overdentures on the maxilla and the mandible using the remaining primary teeth. Subsequent and comprehensive dental management considering the growth and development of a young patient will be necessary.

DENTAL MANAGEMENT OF THE RUSSELL-SILVER SYNDROME: CASE REPORT (Russell-Silver Syndrome 환아의 치과적 관리: 증례 보고)

  • Kim, Jun-Hhewk;Sohn, Hyung-Kyu;Kim, Seung-Hye;Choi, Hyung-Jun;Lee, Jae-Ho
    • The Journal of Korea Assosiation for Disability and Oral Health
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    • v.6 no.2
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    • pp.99-104
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    • 2010
  • Russell-Silver syndrome is a genetic disorder characterized by intrauterine and/or postnatal growth restriction and typical facies. The clinical feature is various due to heterogeneous genetic characters. Their common findings are short stature without catch-up growth, normal head size for age, a distinctive triangular face with prominent forehead and a pointed chin, low set ears and clinodactyly of the fifth fingers. Intraoral features of the syndrome are microdontia, delayed tooth eruption, hypodontia, and crowding. More than 400 case have been reported in the literature, and estimated incidence is from 1 in 3000 to 1 in 100,000. In this case we performed caries treatment under the general anesthesia for the patient with Russell-Silver syndrome. Dentist have to consider microstomia for the management of patients with Russell-Silver syndrome.

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CASE REPORTS RUSSELL-SILVER SYNDROME (증례 보고 : Russell-Silver Syndrome)

  • Lee, Jin;Jang, Ki-Taeg;Kim, Chong-Chul
    • Journal of the korean academy of Pediatric Dentistry
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    • v.29 no.1
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    • pp.51-56
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    • 2002
  • Russell-Silver syndrome is a type of intrauterine growth retardation, characterized by short stature noted at birth, hemiatrophy or asymmetry, variation in sexual development and other abnormalities, including cafe-aulait pigmentation and clinodactyly. Facial features commonly associated with this syndrome are a small triangular face, decreased facial height, down-turned corners of the mouth(shark's mouth), a small mandible, and occasionally asymmetry. The major intra-oral features of the syndrome that have been reported are a high-arched palate, delayed tooth eruption, microdontia, hypodontia, and crowding. These cases were diagnosed at birth as Russell-Silver syndrome by clinical features such as prenatal growth retardation, short stature, low body weight, et al., and have been treated with growth hormone. The purpose of this paper is to report the dental findings of two patients and review the pertinent literature through the two cases.

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Molecular characterization in chromosome 11p15.5 related imprinting disorders Beckwith-Wiedemann and Silver-Russell syndromes

  • Shin, Young-Lim
    • Journal of Genetic Medicine
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    • v.18 no.1
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    • pp.24-30
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    • 2021
  • Epigenetics deals with modifications in gene expression, without altering the underlying DNA sequence. Genomic imprinting is a complex epigenetic phenomenon that refers to parent-of-origin-specific gene expression. Beckwith-Wiedemann syndrome (BWS) and Silver-Russell syndrome (SRS) are congenital imprinting disorders with mirror opposite alterations at the genomic loci in 11p15.5 and opposite phenotypes. BWS and SRS are important imprinting disorders with the increase of knowledge of genetic and epigenetic mechanisms. Altered expression of the imprinted genes in 11p15.5, especially IGF2 and CDKN1C, affects fetal and postnatal growth. A wide range of imprinting defects at multiple loci, instead of a restricted locus, has been shown in some patients with either BWS or SRS. The development of new high-throughput assays will make it possible to allow accurate diagnosis, personalized therapy, and informative genetic counseling.

Neonatal Silver-Russell syndrome assumed to result from maternal uniparental heterodisomy of chromosome 7

  • Kang, Yoongu;Kim, Jinsup;Lee, Hyun Ju;Park, Hyun Kyung
    • Journal of Genetic Medicine
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    • v.17 no.2
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    • pp.83-88
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    • 2020
  • Silver-Russell syndrome (SRS) is a rare genetic disorder characterized by intrauterine growth restriction, poor postnatal growth, relative macrocephaly, a triangular face, body asymmetry, and feeding difficulties. It is primarily diagnosed according to a clinical scoring system; however, the clinical diagnosis is confirmed with molecular testing, and the disease is stratified into the specific molecular subtypes. SRS is a genetically heterogeneous condition. The major molecular changes are hypomethylation of imprinting control region 1 in 11p15.5 and maternal uniparental disomy of chromosome 7 (UPD(7)mat). Therefore, first-line molecular testing should include methylation-specific approaches for these regions. Here, we report an extremely low birth weight (ELBW) infant with intrauterine growth retardation, postnatal growth retardation, and dysmorphic facial appearance-characteristics consistent with the clinical diagnostic criteria of SRS. Methylation-specific molecular genetic analysis revealed UPD(7)mat, while the loss of heterozygosity was not detected on chromosomal microarray analysis. We present a case of SRS with suspected uniparental heterodisomy of chromosome 7 in an ELBW infant.

Clinical and Laboratory Features to Consider Genetic Evaluation among Children and Adolescents with Short Stature

  • Seokjin Kang
    • Journal of Interdisciplinary Genomics
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    • v.5 no.2
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    • pp.18-23
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    • 2023
  • Conventional evaluation method for identifying the organic cause of short stature has a low detection rate. If an infant who is small for gestational age manifests postnatal growth deterioration, triangular face, relative macrocephaly, and protruding forehead, a genetic testing of IGF2, H19, GRB10, MEST, CDKN1, CUL7, OBSL1, and CCDC9 should be considered to determine the presence of Silver-Russell syndrome and 3-M syndrome. If a short patient with prenatal growth failure also exhibits postnatal growth failure, microcephaly, low IGF-1 levels, sensorineural deafness, or impaired intellectual development, genetic testing of IGF1 and IGFALS should be conducted. Furthermore, genetic testing of GH1, GHRHR, HESX1, SOX3, PROP1, POU1F1, and LHX3 should be considered if patients with isolated growth hormone deficiency have short stature below -3 standard deviation score, barely detectable serum growth hormone concentration, and other deficiencies of anterior pituitary hormone. In short patients with height SDS <-3 and high growth hormone levels, genetic testing should be considered to identify GHR mutations. Lastly, when severe short patients (height z score <-3) exhibit high levels of prolactin and recurrent pulmonary infection, genetic testing should be conducted to identify STAT5B mutations.

Chest Wall Reconstruction with a Transverse Rectus Abdominis Musculocutaneous Flap in an Extremely Oversized Heart Transplantation

  • Yim, Ji Hong;Eom, Jin Sup;Kim, Deok Yeol
    • Archives of Reconstructive Microsurgery
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    • v.23 no.2
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    • pp.89-92
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    • 2014
  • An 8-year-old girl diagnosed with dilated cardiomyopathy and Russell-Silver syndrome was admitted to our pediatric intensive care unit due to low cardiac output and multiple-organ dysfunction. The patient was placed on the heart transplant waiting list and extracorporeal membrane oxygenation was performed as a bridge to transplantation. After 17 days, heart transplantation was performed. The donor was a 46-year-old female (weight, 50 kg; height, 150 cm). The donor:recipient weight ratio was 3.37:1. Because the dimension and volume of the recipient's thoracic cage were insufficient, the sternum could not be closed. Nine days after transplantation, the patient underwent delayed sternal closure. To obtain adequate space, we left the sternum 4.5 cm apart from each margin using four transverse titanium plates. A transverse rectus abdominis musculocutaneous flap was chosen to cover the wound. Due to the shortage of donors, a size-mismatched pediatric heart transplantation is sometimes unavoidable. Closure of the opened sternum of a transplant recipient can be challenging. Sternal reconstruction after an extremely oversized heart transplantation with transverse titanium plate fixation and a musculocutaneous flap can effectively achieve sternal closure and stability.